Animals

Officials warn of risks to ‘certain groups’ of people amid bird flu outbreak in cows - POLITICO

The Biden administration said Wednesday it’s working to strengthen federal testing guidance and the overall public health response should the bird flu outbreak in cows spread among humans.

State health labs have sent “around 25” human test samples to the CDC for reference testing amid the current dairy outbreak, according to officials. More than 100 workers are being monitored. Officials declined to answer questions from reporters about where in the country the monitored workers are, saying only that officials are “following the herd” of infected cows.

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H5N1 bird flu in U.S. cattle: A wake-up call to action Comparisons to seasonal flu management underestimate the unique challenges posed by H5N1 bird flu. Patrick Skerrett STAT

The recent detection of H5N1 bird flu in U.S. cattle, coupled with reports of a dairy worker contracting the virus, demands a departure from the usual reassurances offered by federal health officials. While they emphasize there’s no cause for alarm and assert diligent monitoring, it’s imperative we break from this familiar script.

Here's what worries scientists about bird flu's spread among cattle Avian influenza is still spreading among dairy cattle. Scientists are paying close attention to how the virus is changing and what that means for its pandemic potential. NPR

The unlikely spread among cattle and one dairy worker has scientists looking through the data to better understand this spillover. They say the risk to humans hinges on whether the virus can evolve in key ways to better infect mammals.

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